From: Arnaldo Carvalho de Melo acme@redhat.com
[ Upstream commit 0afcf29bab35d3785204cd9bd51693b231ad7181 ]
Reducing this noise when cross building to the Android NDK:
util/header.c: In function 'perf_header__fprintf_info': util/header.c:2710:45: warning: pointer targets in passing argument 1 of 'ctime' differ in signedness [-Wpointer-sign] fprintf(fp, "# captured on : %s", ctime(&st.st_ctime)); ^ In file included from util/../perf.h:5:0, from util/evlist.h:11, from util/header.c:22: /opt/android-ndk-r15c/platforms/android-26/arch-arm/usr/include/time.h:81:14: note: expected 'const time_t *' but argument is of type 'long unsigned int *' extern char* ctime(const time_t*) __LIBC_ABI_PUBLIC__; ^
Cc: Adrian Hunter adrian.hunter@intel.com Cc: Jiri Olsa jolsa@kernel.org Cc: Namhyung Kim namhyung@kernel.org Link: https://lkml.kernel.org/n/tip-6bz74zp080yhmtiwb36enso9@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo acme@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org --- tools/perf/util/header.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index 13a2251a37c5..05f40bb51a88 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -2659,6 +2659,7 @@ int perf_header__fprintf_info(struct perf_session *session, FILE *fp, bool full) struct perf_header *header = &session->header; int fd = perf_data__fd(session->data); struct stat st; + time_t stctime; int ret, bit;
hd.fp = fp; @@ -2668,7 +2669,8 @@ int perf_header__fprintf_info(struct perf_session *session, FILE *fp, bool full) if (ret == -1) return -1;
- fprintf(fp, "# captured on : %s", ctime(&st.st_ctime)); + stctime = st.st_ctime; + fprintf(fp, "# captured on : %s", ctime(&stctime));
fprintf(fp, "# header version : %u\n", header->version); fprintf(fp, "# data offset : %" PRIu64 "\n", header->data_offset);